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Nature 413, 240 (20 September 2001) | doi:10.1038/35095180

Mad cow disease comes to Japan

Jim Giles

The reach of mad cow disease extended around the globe on 10 September, when Japan announced the first confirmed case of bovine spongiform encephalopathy (BSE) in a cow born outside Europe.Japanese officials say that a cow in the Chiba prefecture, east of Tokyo, has been diagnosed with the disease.